.tree-blank, .tree-node, .tree-pipe, .tree-last {
    width: 16px;
    height: 100%;
    display: inline-block;
    background-image: url('../images/TreeNodeSprites.png');
    background-repeat: repeat-y;

    /*Dirty IE Hack*/
    zoom: 1;
    *display: inline;
}

.tree-last {
    background-position: -48px 0px;
}

.tree-node {
    background-position: -32px 0px;
}

.tree-pipe {
    background-position: -16px 0px;
}

.tree-node, .tree-last {
    margin-right: 0.25em;
}

.tree-collapsable {
    cursor: pointer;
}
